snorkeling in Raja Ampat Ampat provides one of many wealthiest ecosystems on earth, with scientists calculating so it contains 75% of barrier species known to man. These reefs serve as a property to over 1,300 species of fish, including vivid reef residents like angelfish and butterflyfish to stunning juvenile manta rays. Snorkelers may easily find themselves inundated by the kaleidoscope of colors, as flourishing corals provide an ideal period for underwater living to thrive.